40713530

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{401}}^1$

素因数の和:503

約数の個数: 64

約数和(自身を含む): 87526656

約数和(自身を除く): 46813126

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 71, 110, 130, 142, 143, 286, 355, 401, 710, 715, 781, 802, 923, 1430, 1562, 1846, 2005, 3905, 4010, 4411, 4615, 5213, 7810, 8822, 9230, 10153, 10426, 20306, 22055, 26065, 28471, 44110, 50765, 52130, 56942, 57343, 101530, 114686, 142355, 284710, 286715, 313181, 370123, 573430, 626362, 740246, 1565905, 1850615, 3131810, 3701230, 4071353, 8142706, 20356765, 40713530]

約数ペア:

[(1, 40713530), (2, 20356765), (5, 8142706), (10, 4071353), (11, 3701230), (13, 3131810), (22, 1850615), (26, 1565905), (55, 740246), (65, 626362), (71, 573430), (110, 370123), (130, 313181), (142, 286715), (143, 284710), (286, 142355), (355, 114686), (401, 101530), (710, 57343), (715, 56942), (781, 52130), (802, 50765), (923, 44110), (1430, 28471), (1562, 26065), (1846, 22055), (2005, 20306), (3905, 10426), (4010, 10153), (4411, 9230), (4615, 8822), (5213, 7810)]